MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many pointing to compromised WordPress sites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://allytemp.ru/uplcv?utm_term=under+the+banner+heaven+pdf
- https://ruxthai.com/ckfinder/userfiles/files/timokafozizu.pdf
- https://lawrenceyezersky.com/userfiles/file/7412646802.pdf
- http://ankurgroups.com/userfiles/file/62300600481.pdf
- http://watthaistuttgart.de/userfiles/file/gugulodafavolefimaluran.pdf
- https://www.adelaarenergy.com/wp-content/plugins/super-forms/uploads/php/files/dgt48kffp4h5t96u64g9d9elcm/87917592938.pdf
- http://go-trec.com/wp-content/plugins/super-forms/uploads/php/files/ihboqljn3troeneq206seddrsn/5764527108.pdf
- http://mrsjamesirvine.com/clients/82887/File/87721890856.pdf
- http://hc6999.com/userfiles/files/33554964619.pdf
- http://lamachine.nl/userfiles/file/13564115625.pdf
- https://elitteaccesorios.com/wp-content/plugins/super-forms/uploads/php/files/73cpi10tqtjdlma3isiqsvtrcs/tonibazologenomo.pdf
- http://www.marcelasemper.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608cd73ad4705---lufalejosuwewol.pdf
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160a76d81e9af1---kurewezimakuweravezuz.pdf
- https://comodee.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e3809ceb21---492905751.pdf
- https://whitelightdesign.com/wp-content/plugins/super-forms/uploads/php/files/431d5a8cf6fe54b7cb102373da78f3b1/botezatinupatixapuguget.pdf
- http://extreamtuning.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16087febd0b2b6---rafolegipuxeza.pdf
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/q9senj8rmq1j35k51lmsaeqnpl/foxezuwazusaxo.pdf
- https://alcc.vn/wp-content/plugins/super-forms/uploads/php/files/jif1mdsbgn1sklsldsi32jgprr/67131242186.pdf
- http://www.k-24.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098d4d659933---78518958709.pdf
- https://relaxationplusmn.com/wp-content/plugins/super-forms/uploads/php/files/6e0f8b2f41a8105cd9298918d95151ca/ripejoteru.pdf
- http://bookblog.kr/data/file//files/wubidosoken.pdf
- http://asijskepotraviny.cz/files/file/nasekofinokigasepowevon.pdf
- http://maivietnamesecotati.com/uploads/files/84563793285.pdf
- https://dalton-english.com/userfiles/file/47562736525.pdf
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/kc8fhhi8tcds14k56ppqubv7s1/2548704953.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f4ff.binebdc8d131da499c2cd3e8a07461019dd94e3c52a66abea3b3c87e95800b62fa7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4FF | 10384 bytes |
font_01_sfnt_off00010c24.bind20b3746589cd859d497a488afae54e4bdf9356c8b7b0063f2c371661e18df9c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C24 | 19196 bytes |
font_02_sfnt_off00013e66.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E66 | 16792 bytes |
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